What Preston Pipelines Inc. does

Preston Pipelines Inc. is a full-service general engineering contractor founded in 1970 and headquartered in San Jose, California. The company specializes in underground utility installation and site infrastructure, with capabilities spanning storm drains, sanitary sewers, domestic water, underground fire protection, natural gas, hot and chilled water systems, excavation and shoring, water and wastewater plant and yard piping (including pump stations and interceptors), potholing for design and condition assessment, and general contracting for site infrastructure. It is licensed in California (CA #1059395) and Nevada (NV #0095526) and operates as a subsidiary of Preston, Inc., alongside sister entities PrestonElectric and DirtMarket. Headcount is in the 501-1,000 range, with over 55 years of continuous operation forming the foundation of its brand and customer relationships.

The company serves a primarily public-sector and large-developer buyer base, with government and public agencies listed as the primary segment, complemented by healthcare, education, industrial, office/commercial, residential and mixed-use, treatment plants, and developer/construction manager customers. Its go-to-market is enterprise field sales, supported by role- and sector-based website content, an email newsletter, and direct project bidding into both public procurement and private development pipelines. It also runs a 24/7 emergency operations center staffed by a dedicated dispatcher and safety director, which adds a response-driven service line on top of project-based installation work.

Revenue mechanics are project-based and quote-driven, with no public pricing tiers and no disclosed revenue figures. The company emphasizes a 'cutting-edge and sustainable equipment fleet' and long-tenured crews as the operational backbone of its bid-winning capacity. As a privately held subsidiary of a diversified family-owned group, there are no funding rounds, M&A, public listings, or disclosed AI/technology initiatives in the available data — Preston Pipelines presents as a mature, relationship-driven specialty contractor operating in two U.S. states.

Name

Preston Pipelines Inc.

Legal name

Preston, Inc.

Website

https://prestonpipelines.com

Company type

Private

Founded year

1970

Operating status

Operating

Headcount range

501–1,000 employees

Short description

Preston Pipelines Inc. is a California-based general engineering contractor founded in 1970 that installs underground utilities — storm drains, sewers, water, fire protection, and gas — for government agencies, developers, and commercial, healthcare, and industrial clients across California and Nevada.

Ownership category

akta.pro rank

Product category

Underground Utility Construction Services

NAICS

Water and Sewer Line and Related Structures Construction (23711)

SIC

Water, Sewer, Pipeline, Comm & Power Line Construction (1623)

akta.pro primary industry

Plumbing & Pipefitting Contracting (IMAFALAC)

akta.pro secondary industry

Mechanical Piping & Pipefitting (Process/Utility Piping, Supports, Valves) (EUAEAFAD)

Keywords

• Underground utility construction
• Civil engineering contracting
• Water and sewer installation
• Storm drain construction
• Excavation and shoring

Headquarters

HQ city

Milpitas

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Infrastructure, Marketing or Sales

Revenue model

1. General Contracting and Underground Utility Construction: Project-based one-time revenue from underground utility installation projects including storm drains, sanitary sewers, domestic water, fire protection, natural gas, hot/chilled water systems, excavation, shoring, and water/wastewater plant piping. Revenue is earned through construction contracts with government agencies, developers, general contractors, and building owners for both simple and complex industrial projects.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

Preston Pipelines is a general engineering contractor that installs underground utility infrastructure for government agencies, developers, general contractors, civil engineers, and building owners across California and Nevada. Capabilities include storm drains, sanitary sewers, domestic water, underground fire protection, natural gas, hot and chilled water systems, excavation and shoring, water/wastewater plant and yard piping, potholing for design and condition assessment, general contracting, and site infrastructure management. The company also provides 24/7 emergency repair services through an emergency operations center.

Product overview

Preston Pipelines is a single-service brand offering underground engineering and utility installation. It operates as part of the Preston Companies family of construction firms, providing a comprehensive range of underground utility services for civic, industrial, residential, and infrastructure projects. The company does not offer multiple distinct product lines but rather a unified portfolio of installation and construction services focused on underground utilities and infrastructure.

Differentiator

Problem solved

Functional benefit

Products and services

• Preston Pipelines Underground Utility Construction Services Comprehensive underground utility installation service covering storm drains, sanitary sewers, domestic water, underground fire protection, natural gas, hot and chilled water systems, excavation and shoring, water and wastewater plant and yard piping (pump stations, grease interceptors, storm interceptors), potholing for design and condition assessment, general contracting, and site infrastructure management. Includes 24/7 emergency repair services through the company's emergency operations center. Targets government agencies, developers, general contractors, civil engineers, and building owners across California and Nevada.

Segments9 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Scale indicators2 records

Recent moves4 records

Expansion highlights4 records

Broad incumbents

• Tutor Perini Corporation: Major publicly-traded heavy civil and building contractor with significant water/wastewater, underground, and pipeline work in California and Nevada. Overlapping project types (water/wastewater plants, pipelines) but a much larger scale and broader market focus than Preston.
• Granite Construction: Large publicly-traded California-headquartered heavy civil contractor with a broad portfolio spanning transportation, water resources, and underground utilities. Offers significant overlap on water/sewer pipeline and public works but competes across many more verticals than Preston.
• Kiewit Infrastructure: One of the largest North American infrastructure contractors with extensive underground utility and pipeline capability across water, sewer, and energy. Competes with Preston on large public works bids but with a much broader geographic and service footprint.

Direct peers

• McGuire and Hester: Oakland, CA-based heavy civil and underground utility contractor performing site work, pipelines, water, sewer, and structural concrete — directly comparable to Preston in geography (Northern California), service mix (underground utilities for public and private clients), and customer base (municipalities and developers).
• Teichert Construction: Sacramento-based general engineering contractor specializing in site work, underground utilities, paving, and concrete for public and private clients across Northern California. Highly comparable to Preston on geography, scope (storm drain, sewer, water, utility installation), and contract mix (public works and developers).
• Sukut Construction: Southern California earthwork, grading, and underground utility contractor serving public works, developers, and energy clients. Comparable end-market exposure (CA public infrastructure and residential/mixed-use development) and overlapping trench, sewer, and utility installation capabilities.
• W.M. Lyles Co. Sacramento-based heavy civil and underground pipeline contractor performing water, sewer, and utility infrastructure for municipalities and developers across California. Similar project-based revenue model, public works exposure, and pipe/conduit installation services as Preston.
• Stacy and Witbeck: Northern California heavy civil contractor specializing in transit, utility, and infrastructure projects including underground utilities and rail/civil scopes. Comparable on contractor classifications, public agency client base, and California/Nevada regional footprint.
• Mountain Cascade, Inc. Northern California general engineering contractor performing pipeline, pump stations, water and wastewater treatment plant construction. Comparable to Preston on water/wastewater specialty, pump station work, and public infrastructure client base.

Market position

Strengths5 records

Weaknesses4 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/preston.pipelines.inc
• LinkedInlinkedin.com/company/preston-pipelines

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Preston Pipelines Inc.